Rmean (Xmean) | Mean resistance (reactance) during total breaths |
RmeanE (XmeanE) | Mean expiratory resistance (reactance) |
RmeanI (XmeanI) | Mean inspiratory resistance (reactance) |
EFL index# | XmeanI – XmeanI |
ReE (XeE) | Resistance (reactance) at end-expiration |
ReI (XeI) | Resistance (reactance) at end-inspiration |
ΔXI | XeE – XeI |
Xmin | Minimum expiratory reactance |
AXV | Area within the reactance versus volume loops |
V′maxE | Maximum expiratory flow |
V′maxI | Maximum inspiratory flow |
TE | Expiratory time |
Ttot | Breathing period |
TPTEF | Expiratory time until peak expiratory flow |
#: defined by Dellacà et al. [12].